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Virtual desktop infrastructures are growing in popularity because they reduce the complexity of managing large numbers of client devices.

But I/O transaction rates vary during the day. Spikes are seen when large numbers of users boot their devices and log on or log off at the same time. A successful VDI deployment demands flexible storage that can handle the consolidation of user data, operating systems and applications.

It can be tempting to stray from the security roadmap security professionals have put in place when data breaches like the Sony and Anthem breaches are all over the news. But experts say it's crucial to stick to the security basics.